| SofterCode | Developer | |
| Softgold | Publisher | |
| Softgold Computerspiele | Publisher | |
| Softgold Computerspiele GmbH | Publisher | |
| Softhawk | Publisher | |
| Softie | Developer | |
| Softie Inc. | DeveloperPublisher | |
| Softie, Inc. | Developer | |
| Softkey | Publisher | |
| Softlock Games | Developer | |
| Softmax | Developer | |
| Softserv | Developer | |
| Softsmith Software | Publisher | |
| Softstar | Developer | |
| Softstar Entertainment | DeveloperPublisher | |
| Softstar Entertainment Inc. | DeveloperPublisher | |
| Softstar Technology (Shanghai) Co. | Developer | |
| Softstorm Developments (Dave Thompson, Jarrod Bentley, Wally Beben) | Developer | |
| Softtouch | Publisher | |
| Softvision | Developer | |
| Software 2000 | DeveloperPublisher | |
| Software Allies | Developer | |
| Software Communications | Publisher | |
| Software Communications (John K Wilson, Jas C Brooke) | Developer | |
| Software Concepts | Publisher | |
| Software Conversions | Developer | |
| Software Country | Publisher | |
| Software Creations | DeveloperPublisher | |
| Software Creations (Dean Belfield, John P. Tatlock, Simon Justin Street, Geoff Follin) | Developer | |
| Software Creations (Dean Belfield, John Tatlock, Tim Follin, Geoff Follin) | Developer | |
| Software Creations (Howard Ino, Wayne Blake, Tim Follin, Tiny Williams) | Developer | |
| Software Creations (Lee Wilson, Mark Wilson, Tim Follin) | Developer | |
| Software Creations (Mike Follin, Andrew R. Threlfall, Tim Follin), Drew Northcott, Graham P. Everett, Steve Cain) | Developer | |
| Software Creations (Mike Follin, Andrew Threlfall, Tim Follin) | Developer | |
| Software Creations (Mike Follin, Andrew Threllfall, John Tatlock, Ben Jackson, Tim Follin) | Developer | |
| Software Creations (Mike Follin, Geoff Crammond, Tim Follin) | Developer | |
| Software Creations (PAL) | Developer | |
| Software Creations (Peter Gough) | Developer | |
| Software Creations (Ste Cork, Peter Gough, Wayne Blake, Mark Wilson, Tim Follin) | Developer | |
| Software Creations (Ste L. Cork, Peter Gough, Tim Follin) | Developer | |
| Software Creations (Steven Tatlock, John P. Tatlock, Tim Follin) | Developer | |
| Software Creations (UK) | Developer | |
| Software Creations (US) | Developer | |
| Software Creations Ltd. | Developer | |
| Software Entertainment Company | Publisher | |
| Software Heaven | Developer | |
| Software House Parsley | DeveloperPublisher | |
| Software Invasion | Publisher | |
| Software Marketing Corporation | Publisher | |
| Software Projects | DeveloperPublisher | |
| Software Resources International | Developer | |
| Software Sorcery | DeveloperPublisher | |
| Software Sorcery (Gordon Fong) | Developer | |
| Software Storm | DeveloperPublisher | |
| Software Studios | Developer | |
| Software Studios (Alan Steel, Ed Hickman, Ian Bird) | Developer | |
| Software Studios (Bob Pape, Mark A Jones, Robert L Hylands) | Developer | |
| Software Studios (Dan Michek, Troy Lyndon, Scott Orr, John Cutter, Harald Seeley, Doug Barnett, Russell Lieblich) | Developer | |
| Software Studios (Keith Burkhill, Paul Hiley) | Developer | |
| Software Studios (Simon Freeman, Ian Bird) | Developer | |
| Software Toolworks | DeveloperPublisher | |
| Software Toolworks, Inc. | DeveloperPublisher | |
| Software by H | Publisher | |
| Softwave | Developer | |
| Softweaver | Developer | |
| Softwin Associates (Gordon Letwin) | Developer | |
| Softworks | Publisher | |
| Softzone | Developer | |
| Soggy Monster | Developer | |
| Soggybread Software | DeveloperPublisher | |
| Sogiciel | Publisher | |
| Sogna | DeveloperPublisher | |
| Soho Productions | Developer | |
| Sohrab Ismail‑Beigi | Developer | |
| Sohun | Developer | |
| SojaProduction | Developer | |
| Soji Yamakawa et al. | Developer | |
| Sokpop Collective | Developer | |
| Sokuaisushi | Developer | |
| Sokuzah | Developer | |
| Sol | Developer | |
| Sol Corporation | Developer | |
| SolWorks | Developer | |
| Solan | Publisher | |
| Solar Sail Games | Developer | |
| Solar Software | Publisher | |
| SolarLune | Developer | |
| SolarioGame | Developer | |
| Solarix | Developer | |
| Sold Out | Publisher | |
| Sold Out Sales & Marketing | Publisher | |
| Sold Out Software | Publisher | |
| Soldak Entertainment | DeveloperPublisher | |
| Soldnes | Developer | |
| Soleau Software | DeveloperPublisher | |
| Soleil | Developer | |
| Soleil Levant | Developer | |
| Soleil Ltd. | Developer | |
| Soleil Software | DeveloperPublisher | |
| Solid Clouds | Developer | |